/**********************************************************************
 * layout.css
 *
 * Copyright Uli Grossek 2026
 * http://www.ul90.com
 *
 * Implemented by Anthropic Claude
 * ----------------------------------------------------------------------
 * @author ul90
 **********************************************************************/

/** @file layout.css  Layout and grid system */

/* ============================================================
 * Container
 * ============================================================ */

.container {
	width: 100%;
	max-width: 1200px;
	margin-left: auto;
	margin-right: auto;
	padding-left: var(--spacing-lg);
	padding-right: var(--spacing-lg);
}

.container-wide {
	max-width: 1440px;
}

.container-narrow {
	max-width: 800px;
}

/* ============================================================
 * Header
 * ============================================================ */

header {
	background-color: var(--bg-primary);
	border-bottom: 1px solid var(--border-color);
	position: sticky;
	top: 0;
	z-index: 100;
	transition: background-color var(--transition-base);
}

.header-content {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: var(--spacing-md) 0;
}

.logo {
	display: flex;
	align-items: center;
	gap: var(--spacing-sm);
	font-size: var(--font-size-lg);
	font-weight: 600;
	color: var(--text-primary);
	text-decoration: none;
}

.logo:hover {
	text-decoration: none;
}

.logo img {
	height: 32px;
	width: auto;
}

/* Navigation */
nav {
	display: flex;
	align-items: center;
}

nav ul {
	display: flex;
	list-style: none;
	gap: var(--spacing-lg);
	margin: 0;
}

nav a {
	color: var(--text-primary);
	font-weight: 500;
	text-decoration: none;
	transition: color var(--transition-fast);
}

nav a:hover,
nav a.active {
	color: var(--accent);
	text-decoration: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
	display: none;
	background: none;
	border: none;
	font-size: var(--font-size-xl);
	color: var(--text-primary);
	cursor: pointer;
	padding: var(--spacing-sm);
}

/* ============================================================
 * Footer
 * ============================================================ */

footer {
	background-color: var(--bg-secondary);
	border-top: 1px solid var(--border-color);
	margin-top: var(--spacing-3xl);
	padding: var(--spacing-xl) 0;
	transition: background-color var(--transition-base);
}

.footer-content {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	gap: var(--spacing-xl);
}

.footer-section h4 {
	font-size: var(--font-size-base);
	margin-bottom: var(--spacing-md);
}

.footer-section ul {
	list-style: none;
	margin: 0;
}

.footer-section li {
	margin-bottom: var(--spacing-sm);
}

.footer-bottom {
	margin-top: var(--spacing-xl);
	padding-top: var(--spacing-lg);
	border-top: 1px solid var(--border-color);
	text-align: center;
	color: var(--text-secondary);
	font-size: var(--font-size-sm);
}

/* ============================================================
 * Grid System
 * ============================================================ */

.grid {
	display: grid;
	gap: var(--spacing-lg);
}

.grid-2 {
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ============================================================
 * Section Layouts
 * ============================================================ */

section {
	padding: var(--spacing-3xl) 0;
}

.section-header {
	text-align: center;
	margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
	margin-bottom: var(--spacing-md);
}

.section-header p {
	font-size: var(--font-size-lg);
	color: var(--text-secondary);
	max-width: 700px;
	margin-left: auto;
	margin-right: auto;
}

/* ============================================================
 * Documentation Layout
 * ============================================================ */

.docs-layout {
	display: grid;
	grid-template-columns: 250px 1fr;
	gap: var(--spacing-2xl);
	align-items: start;
}

.docs-sidebar {
	position: sticky;
	top: 80px;
	background-color: var(--bg-secondary);
	border-radius: var(--radius-md);
	padding: var(--spacing-lg);
}

.docs-sidebar ul {
	list-style: none;
	margin: 0;
	flex-direction: column;
	gap: 0;
}

.docs-sidebar li {
	margin-bottom: var(--spacing-sm);
}

.docs-sidebar a {
	display: block;
	padding: var(--spacing-sm);
	border-radius: var(--radius-sm);
	transition: background-color var(--transition-fast);
}

.docs-sidebar a:hover,
.docs-sidebar a.active {
	background-color: var(--accent-light);
	text-decoration: none;
}

.docs-content {
	max-width: 800px;
}

/* ============================================================
 * Responsive Breakpoints
 * ============================================================ */

/* Tablet and below */
@media (max-width: 1024px) {
	.docs-layout {
		grid-template-columns: 200px 1fr;
		gap: var(--spacing-lg);
	}
}

@media (max-width: 768px) {
	/* Mobile Navigation */
	nav {
		display: none;
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background-color: var(--bg-primary);
		border-bottom: 1px solid var(--border-color);
		padding: var(--spacing-md);
	}

	nav.active {
		display: block;
	}

	nav ul {
		flex-direction: column;
		gap: var(--spacing-md);
	}

	.menu-toggle {
		display: block;
	}

	/* Documentation Layout */
	.docs-layout {
		grid-template-columns: 1fr;
	}

	.docs-sidebar {
		position: static;
	}

	/* Container Padding */
	.container {
		padding-left: var(--spacing-md);
		padding-right: var(--spacing-md);
	}

	/* Section Padding */
	section {
		padding: var(--spacing-2xl) 0;
	}

	/* Grid Adjustments */
	.grid-2,
	.grid-3,
	.grid-4 {
		grid-template-columns: 1fr;
	}
}

/* Small phones */
@media (max-width: 480px) {
	h1 {
		font-size: var(--font-size-2xl);
	}

	h2 {
		font-size: var(--font-size-xl);
	}
}